Home / 132,622.11-198,963.24-43,875.47

Finding the Fourth Proportional to 132,622.11, 198,963.24 and 43,875.47

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Solution

The fourth proportional to 132,622.11, 198,963.24 and 43,875.47 is: 65,823.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,622.11 : 198,963.24 = 43,875.47 : x
  2. Step 2: Convert to fraction form
    132,622.11/198,963.24 = 43,875.47/x
  3. Step 3: Cross multiply
    132,622.11x = 198,963.24 × 43,875.47
  4. Step 4: Simplify right side
    132,622.11x = 8,729,606,000.60
  5. Step 5: Solve for x
    x = 8,729,606,000.60/132,622.11
  6. Step 6: Final answer
    x = 65,823.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.